Table 2

Population prevalence of people with occludable drainage angles, primary angle closure, those with glaucomatous optic neuropathy from angle closure

All occludable angles Primary angle closure (PAC) PAC with glaucomatous optic neuropathy (PACG)
Mongolia (rural)6.4% (4.3, 8.5)2.0% (1.3, 3.1)0.8% (0.4. 1.7)
Singapore (urban)6.3% (4.9, 7.6)2.2% (1.4, 3.1)0.8% (0.4, 1.2)

  • Rates given for the population aged 40 years and older.

  • Age and sex structure of both populations is very similar.

  • All occludable angles category includes those with PAC and PACG.

  • PAC category includes those with PACG.

  • 95% confidence intervals given in parentheses.